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 Pages Tagged With: "Health and Safety"

Managing Common Household Wastes

Many types of hazardous waste items used by households can be disposed of in household trash, taken to a Delaware Solid Waste Authority (DSWA) recycling drop-off center, or taken to a DSWA Household Hazardous Waste Collection Event.
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Infectious Waste

The DNREC Division of Waste and Hazardous Substances regulates the treatment, packaging, storage, transportation, and disposal of infectious waste in the state.

Contact Us

Jared Weiss Environmental Scientist 302-739-9403
Registrations and Permits Infectious Waste Generator


Scrap Tire Management

Delaware produces more than 750,000 scrap tires a year. How to keep them from fouling the environment is a serious consideration. The Department of Natural Resources and Environmental Control (DNREC) offers two programs to help — the Scrap Tire Facility Compliance Program and the Scrap Tire Removal Program. [column md=”5″ xclass=”col-xs-12 col-lg-4


Information About Vibrio Bacteria

Vibrio are bacteria that occur naturally in brackish waters such as the Delaware Bay, the Inland Bays and tributaries, especially during warm weather months. Vibrio infections are relatively rare in Delaware and nationwide. However, when Vibrio or other bacteria come into contact with an open wound, they can cause serious infections. Vibrio infections can be


What is a Red Tide?

“Red Tide” is the common term for a particular type of harmful algal bloom made up of large concentrations of toxic red dinoflagellates called Karenia brevis (K. Brevis). These are tiny red-colored, naturally-occurring aquatic microorganisms which, in sufficient concentrations, can cause a reddish tint to the water. At very high concentrations, they can cause toxic


PFAS in Delaware

DNREC and the DHSS Division of Public Health are working with federal agencies to protect the environment and public health in Delaware from the effects of a group of synthetic chemicals known as PFAS.
The department has released findings from a comprehensive study of PFAS in surface waters across


Fish Consumption Advisories

DNREC and the Department of Health and Social Services (DHSS) work together to monitor the presence of chemical toxins in the flesh of finfish and shellfish in Delaware waters. They issue periodic fish consumption advisories to guide anglers on the amount of fish they can safely consume.
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2018 Fish Consumption Advisory Information

Delaware fish consumption advisories issued February 20, 2018, by the Department of Natural Resources and Environmental Control (DNREC) and the Department of Health and Social Services’ Division of Public Health (DHSS/DPH) show that the concentration of chemical contaminants found in fish caught from Delaware waterways continues to decline, indicating water quality is improving across the


Blades Groundwater Site

On Sept. 1, 2020, the U.S. Environmental Protection Agency (EPA) announced the addition of the Blades Groundwater Site to the Superfund National Priorities List (NPL). The NPL is EPA’s list of priority sites with releases of hazardous substances, pollutants or contaminants requiring evaluation for possible remediation. The public announcement of the listing appears in the


Reporting Requirements

In 1986, the federal Emergency Planning and Community Right-to-Know Act (EPCRA) was passed. In 1991, the State of Delaware passed its own Emergency Planning and Community Right-to-Know Act which built upon the federal law and created a funding mechanism for for emergency planning activities. Through these laws, a series of reporting requirements were established covering


Data and Information

The State of Delaware provides a variety of data search and information services related to Community Right-to-Know.
Community Right-to-Know Menu
  • Community Right-to-Know
  • Reporting Requirements



  • Online Reporting

    Delaware facilities submit their annual Tier II reports (often referred to as EPCRA Section 312 reports) online using the Tier II ManagerTM system. EPCRA Section 302 and 311 reports are submitted online as well.
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    Community Right-to-Know

    The Emergency Planning and Community Right-to-Know Act (EPCRA) Reporting Program, in the DNREC Emergency Response and Strategic Services Section, works with local communities and the regulated community to collect and share information about the storage, use and release of hazardous and toxic chemicals.
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    The Toxics Release Inventory

    The Toxics Release Inventory (TRI) is a publicly available data set containing information reported annually for toxic chemicals manufactured, processed, or otherwise used by certain facilities in Delaware and throughout the United States.
    Community Right-to-Know Menu



  • Request a No-Spray Zone

    The DNREC Mosquito Control Section accepts applications for No-Spray Zones in which mosquito control adulticides will not be applied in the immediate or close vicinity of your residence.

    Contacts

    Glasgow Office (New Castle County and northern Kent County, including Dover) Tom Moran,


    Wetland Management and Restoration

    The DNREC Mosquito Control Section helps to control mosquito populations by improving and managing wetlands in order to increase fish and wildlife populations and restore previously altered wetland habitats to a healthier condition. These wetland systems, when properly functioning, help to create a natural check on mosquito populations. Successful wetland management can help reduce the


    Mosquito-Borne Diseases

    There are several mosquito-borne diseases of concern in Delaware: Chikungunya, West Nile Virus, Eastern Equine Encephalitis, and Canine Heartworm Disease, and a possible newcomer, Zika, for which the state’s awareness is growing.
    You Can Help Learn how you can control mosquitoes in your own


    Mosquito Spraying in Delaware

    The Mosquito Control Section uses a Spray Zone Notification System to let residents know when and where they plan to apply pesticides to control mosquito populations.


    Questions and Answers

    A collection of questions and answers about mosquitoes and mosquito control in Delaware.
    Many adult mosquitoes around the home come from mosquito production sites within or near the neighborhood. You can


    Asian Tiger Mosquitoes

    The Asian Tiger Mosquito is Delaware’s newest and toughest nuisance mosquito. Tiger mosquitoes get their name from their distinct stripe pattern and their aggressive behavior. If you suspect you may have an Asian Tiger Mosquito problem, there are things you can do to get rid of the problem.


    Boilers and Pressure Vessels

    The primary objective of the DNREC Boiler Safety Program is to protect the public from unsafe boilers, pressure vessels. It does so by providing registration and inspections of boilers and pressure vessels under the state’s Boiler Safety Regulations.
    On Aug. 2, 2024, Gov. Carney signed legislation making programmatic changes


    Insurance Companies

    A listing of insurance companies and contacts related to boilers and pressure vessels.
    ARISE Inc. Grand Bay I 7000 South Edgerton Road Suite 100 Brecksville, OH 44141-3172 440-740-0197 Website Chubb 525 W. Monroe, Suite 700 Chicago,


    Boiler Safety Commissions and Testing

    The Boiler Safety Program requires anyone conducting jurisdictional inspections to have a current National Board of Boiler and Pressure Vessel Inspectors IS (In-Service) Commission and a Delaware Certificate of Competency.

    Contact Us

    Boiler Safety Program 302-395-2500



    Council on Boiler Safety

    The Council on Boiler Safety serves in an advisory capacity to the Secretary of the Department of Natural Resources and Environmental Control (DNREC) on matters relating to the sale, operation, construction and use of boilers in Delaware.

    Contact Us

    Boiler Safety Program 391 Lukens


    Information for Homeowners

    Homeowners living in single family dwellings may remove asbestos they find in their homes themselves. They are also exempt from the requirement to notify DNREC and the U.S. Environmental Protection Agency.
    Where Asbestos Hazards Might Be Found Roof coverings Attic Insulation Joint compounds and acoustical


    State Emergency Response Commission

    All content relating to the Delaware State Emergency Response Commission (SERC) has moved to the website of the Delaware Emergency Management Agency (DEMA) at dema.delaware.gov/serc/. Please update your bookmarks and links. The Commission, created in response to the federal Emergency Planning and Community Right-to-Know Act (EPCRA) of 1986, is comprised of representatives


    Delaware Natural Resources Police 411

    The Department of Natural Resources and Environmental Control Natural Resources Police offer a smartphone app, Tip411, to give the public an easy way to report environmental crimes and concerns. The Delaware Natural Resources Police (DENRP) Tip411 app also gives Natural Resources Police a tool to share important information with the public. [column


    Delaware Natural Resources Police

    The Department of Natural Resources and Environmental Control has three Natural Resources Police units that work with the public to ensure safety, investigate environmental crimes, and make sure that Delawareans and visitors to the state can enjoy Delaware’s natural resources. They are the Environmental Crimes Unit, the Fish


    Firearms Regulations

    The Delaware Department of Natural Resources and Environmental Control (DNREC) and the Delaware Department of Agriculture (DDA) have issued regulations expanding the scope of legal possession of firearms within Delaware’s state parks, state wildlife areas and state forests.
    The firearms regulations


    Share Your Views: Natural Resources Police

    This page contains an embedded SurveyMonkey survey from the Fish and Wildlife Natural Resources Police. The survey may not be visible to screen readers. To give your feedback, please feel free to contact the Natural Resources Police at


    Division of Waste and Hazardous Substances

    The DNREC Division of Waste and Hazardous Substances encourages waste reduction, reuse, and recycling; ensures compliance with waste and hazardous substance management laws; leads investigation and clean-up of contaminated sites; regulates installation, operation, removal and remediation of tanks storing petroleum and hazardous substances; ensures boilers and pressure vessels are inspected to prevent catastrophic failures; provides comprehensive


    Environmental Crimes Unit

    The Environmental Crimes Unit investigates environmental crimes and enforces a wide variety of environmental laws and regulations for the Department of Natural Resources and Environmental Control (DNREC).

    Emergency Response Line

    800-662-8802 Report environmental complaints, spills, releases, trash dumping and more. You will


    Get Out and Enjoy Delaware’s Great Outside

    The Play Outside map from Delaware State Parks will help you find the right park, preserve, trail or playground so you can head out and play outside.


    Topic: Health and Safety

    Protecting the health and safety of Delaware residents and visitors is a primary goal of the Department of Natural Resources and Environmental Control (DNREC).





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